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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2016-2018 Ericsson. All rights reserved.
* Modifications Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.apex.testsuites.integration.uservice.adapt.websocket;
import org.onap.policy.apex.core.infrastructure.messaging.MessagingException;
import org.onap.policy.apex.core.infrastructure.messaging.stringmessaging.WsStringMessageListener;
import org.onap.policy.apex.core.infrastructure.messaging.stringmessaging.WsStringMessageServer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* The Class WebSocketEventSubscriberServer.
*/
public class WebSocketEventSubscriberServer implements WsStringMessageListener {
private static final Logger LOGGER = LoggerFactory.getLogger(WebSocketEventSubscriberServer.class);
private final int port;
private long eventsReceivedCount = 0;
private final WsStringMessageServer server;
/**
* Instantiates a new web socket event subscriber server.
*
* @param port the port
* @throws MessagingException the messaging exception
*/
public WebSocketEventSubscriberServer(final int port) throws MessagingException {
this.port = port;
server = new WsStringMessageServer(port);
server.start(this);
LOGGER.debug("{}: port {}, waiting for events", WebSocketEventSubscriberServer.class.getName(), port);
}
/**
* {@inheritDoc}.
*/
@Override
public void receiveString(final String eventString) {
LOGGER.debug("{}: port {}, received event {}", WebSocketEventSubscriberServer.class.getName(), port,
eventString);
eventsReceivedCount++;
}
/**
* Gets the events received count.
*
* @return the events received count
*/
public long getEventsReceivedCount() {
return eventsReceivedCount;
}
/**
* Shutdown.
*/
public void shutdown() {
server.stop();
LOGGER.debug("{} : stopped", WebSocketEventSubscriberServer.class.getName());
}
/**
* The main method.
*
* @param args the arguments
* @throws MessagingException the messaging exception
*/
public static void main(final String[] args) throws MessagingException {
if (args.length != 1) {
LOGGER.error("usage WebSocketEventSubscriberClient port");
return;
}
int port = 0;
try {
port = Integer.parseInt(args[0]);
} catch (final Exception e) {
LOGGER.error("usage WebSocketEventSubscriberClient port");
e.printStackTrace();
return;
}
new WebSocketEventSubscriberServer(port);
}
}
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